Diosmetin, also known as 5,7,3'-trihydroxy-4'-methoxyflavone, is an O-methylated flavone, a chemical compound that can be found in the Caucasian vetch.

CAS：520-34-3
中文别名：5,7-二羟基-2-(3-羟基-4-甲氧基苯基)-4-苯并吡喃酮;
英文别名：Diosmetin;3,3\',5,7-tetrahydroxy-4\'-methoxyflavone;3\',5,7-trihydroxy-4\'-methoxy-2-phenylchromone;3\',5,7-TRIHYDROXY-4\'METHOXYFLAVONE;5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-chromen-4-one;3\',5,7-dihydroxy-4\'-methoxyflavone;Luteolin 4\'-methyl ether;5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)chromen-4-one;5,7,3\'-Trihydroxy-4\'-methoxyflavone;
分子式：C16H12O6
分子量：300.263
精确质量：300.063
Psa：100.13
Logp：2.5854

MDL号：MFCD00017425

外观与性状：黄色粉末
密度：1.512 g/cm3
沸点：576.7ºC at 760 mmHg
熔点：256-258ºC
闪点：220.3ºC
折射率：1.697
储存条件：-20ºC Freezer

海关编码：2942000000
危险品标志：Xi